document.write( "Question 233988: Find the y-intercept of the line through A(1, 2) and B(-3, -4). \n" ); document.write( "
Algebra.Com's Answer #172588 by rfer(16322) ![]() You can put this solution on YOUR website! m=-4-2/-3-1=-6/-4=+1 1/2 \n" ); document.write( "-------------- \n" ); document.write( "y-y1=m(x-x1) \n" ); document.write( "y-2=1.5(x-1) \n" ); document.write( "y-2=1.5x-1.5 \n" ); document.write( "y=1.5x+.5 \n" ); document.write( "---------------- \n" ); document.write( "y=mx+b \n" ); document.write( "b=y int=.5 \n" ); document.write( "(0,.5) \n" ); document.write( " |